Base | Representation |
---|---|
bin | 1000010011111111… |
… | …0000001010000111 |
3 | 12202111121000210222 |
4 | 2010333300022013 |
5 | 14032203223324 |
6 | 1005224334555 |
7 | 106202530631 |
oct | 20477601207 |
9 | 5674530728 |
10 | 2231304839 |
11 | a45571395 |
12 | 52331445b |
13 | 29737252a |
14 | 1724a9a51 |
15 | d0d5255e |
hex | 84ff0287 |
2231304839 has 2 divisors, whose sum is σ = 2231304840. Its totient is φ = 2231304838.
The previous prime is 2231304821. The next prime is 2231304913. The reversal of 2231304839 is 9384031322.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2231304839 - 216 = 2231239303 is a prime.
It is a super-3 number, since 3×22313048393 (a number of 29 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2231304799 and 2231304808.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2231304139) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1115652419 + 1115652420.
It is an arithmetic number, because the mean of its divisors is an integer number (1115652420).
Almost surely, 22231304839 is an apocalyptic number.
2231304839 is a deficient number, since it is larger than the sum of its proper divisors (1).
2231304839 is an equidigital number, since it uses as much as digits as its factorization.
2231304839 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 31104, while the sum is 35.
The square root of 2231304839 is about 47236.6895431930. The cubic root of 2231304839 is about 1306.7313258545.
The spelling of 2231304839 in words is "two billion, two hundred thirty-one million, three hundred four thousand, eight hundred thirty-nine".
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